Outage in Massive Inc
Sign-in failing when connecting AI tools to Massive
Resolved MinorIncident Report
Beginning no later than 8:25 PM ET on Sunday, September 27, connecting or reconnecting ChatGPT, Claude, Codex, and other AI tools to Massive through our remote MCP server fails at the sign-in step, often with an "invalid_client" error. The REST API and API-key access are unaffected.
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Latest Updates ( sorted recent to last )
RESOLVED
3 days ago - at 09/28/2026 01:48PM
This incident has been resolved.
INVESTIGATING
3 days ago - at 09/28/2026 01:19PM
Beginning no later than 8:25 PM ET on Sunday, September 27, connecting or reconnecting ChatGPT, Claude, Codex, and other AI tools to Massive through our remote MCP server fails at the sign-in step, often with an "invalid_client" error. The REST API and API-key access are unaffected.
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